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Learner Reviews & Feedback for Operating Systems: Overview, Administration, and Security by IBM

4.6
stars
5,489 ratings

About the Course

51% of organizations are planning to increase security investments as a result of a breach (IBM Report). Companies need skilled IT support and cybersecurity professionals now more than ever. Whether you’re just starting out or switching to tech, this course provides the critical operating systems (OS) knowledge you need to move forward. Operating systems are fundamental to all aspects of computing. In this course, you’ll learn foundational concepts common to all operating systems and the unique aspects of Windows, Linux, and MacOS. You’ll explore OS file systems and the associated security features. You'll discover the macOS features that revolutionized OS functionality. Plus, you’ll investigate virtualization and containerization. Additionally, through labs and a final project, you’ll get hands-on managing virus and threat protection, configuring user accounts and permissions with command-line tools, and securing systems against threats. If you’re looking to get started IT or cybersecurity, enroll today to gain essential knowledge in operating systems that enables you to work towards a career in cybersecurity, system administration, network engineering, or IT support....

Top reviews

MG

Apr 24, 2020

Very solid course. Quick overview about almost everything you need to know at the beginning. A lot of useful links with additional material to study. Thanks a lot for sharing the knowledge, indeed!

TC

May 10, 2020

Knowledge delivery is exceptional. Content is to the point and the tests really pinpoint the attention level of the volunteer taking the course.Thank you for designing such a knowledgeable course

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801 - 825 of 1,081 Reviews for Operating Systems: Overview, Administration, and Security

By James A S H

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Nov 1, 2021

A good course to refresh your memory regarding Operating Systems but also includes new knowledge about topics like Cloud Computing.

By SIDNEY M M O

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Sep 18, 2019

Some slides during the presentation were hard to read with small letters. Overall content is very comprehensive and well explained.

By Gazalpreet G

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Nov 27, 2021

Some videos are not fully synced to the transcript and are not of good quality. The subject matter discussed is good though.

By T. R R

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Jul 30, 2021

accents were sometimes challenging to dicipher; low resolution graphics of some diagrams meant some text could not be read

By sadra z

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Aug 28, 2019

Very useful and necessary for starting in the path of Cyber Security but some videos had poor graphic and sound qualities

By Todd D

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Aug 8, 2020

Had relevant and important information, and the instructors were much easier to understand than in the previous course.

By ANGULLU K H

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Apr 23, 2020

Course was well structured however the poor audio recording and video rendering made it hard to follow to the dot.

By Fernando S M

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May 20, 2021

I remebered so many thing than I study in Operating System, Cybersecurity and Cloud Computing during the universiry.

By NEWSHAS V

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Jul 26, 2020

It was a good experience and now i am aware of how to secure data and managing a hardware

efficiently in a network.

By Joshua A

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Oct 18, 2021

the excitement into the trilling world of cybersecurity continue......I am enjoying every bit of this course.....

By Bruno T

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Dec 8, 2020

I

t

h

s been an interesting course, i learnt concepts about NFTS, FAT and virtualization aspects offered by RedHat.

By Chan Y

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Jul 3, 2021

Since I have completed introduction to cybersecurity course, some classes are very similar or exactly the same.

By Ernesto E V C

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Apr 11, 2022

Los temas están bien explicado y son geniales, pero la calidad del video y del audio de muchos videos es mala.

By Lonnie G

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Mar 21, 2021

Really great information for those on the cybersecurity track! Videos could you a little updating in quality.

By V

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Aug 17, 2020

Good information. Course could be refreshed in some places such as the audio and presentation slides

By Omar B

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Sep 12, 2021

course is good but there are some problems with the quality of photos which are shown during videos

By Ivan D M

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Jun 7, 2020

Some quiz questions are formulated wrongly, this caused confusion when looking for the right answer

By Nadim P

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Sep 30, 2022

Provides an excellent insight into the basic fundamentals in cybersecurity processes and tools.

By TIM B

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Aug 27, 2022

The only reason I didn't give 4 stars is becuase the visuals are usually bleary and hard to read.

By Deleted A

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Aug 5, 2020

Great information but very mono-toned videos so it makes it a little boring to watch and listen.

By Alexander P

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Dec 7, 2023

Good course but the slides are very blury and the voice is poor for it was recorded through VoIP

By Mohammed M

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May 15, 2022

Great course , adding labs to those kind of course or sample technical skills videos might help.

By Akash M

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Jul 8, 2020

I had some problems regarding subtitles and audio coordination, except this course was very good

By Lamar O

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Feb 27, 2021

Informative and concise. I would like to see more attention paid to updating some of the links.

By Deep R

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Apr 26, 2020

course content is good...a little problem with the audio....however i recommend this course .